RedCard Soccer 2003 (PlayStation 2)
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Apes team and Victoria Falls stadium
Defeat the Apes team in World Conquest mode to unlock the Apes team and Victoria Falls stadium.
Dolphins team and Nautilus stadium
Defeat the Dolphins team in World Conquest mode to unlock the Dolphins team and Nautilus stadium.
Finals mode
Win all matches in World Conquest mode to unlock Finals mode.
Martians team and USAFB001 stadium
Defeat the Martians team in World Conquest mode to unlock the Martians team and USAFB001 stadium.
Matadors team and Coliseum stadium
Defeat the Matadors team in World Conquest mode to unlock the Matadors team and Coliseum stadium.
Samurai team and Youhi Gardens stadium
Defeat the Samurai team in World Conquest mode to unlock the Samurai team and Youhi Gardens stadium.
SWAT team and Nova City stadium
Defeat the SWAT team in World Conquest mode to unlock the SWAT team and Nova City stadium.
Unlock Everything
Enter the name BIGTANK.